JPS6157693U

JPS6157693U -

Info

Publication number: JPS6157693U
Application number: JP14185984U
Authority: JP
Priority date: 1984-09-18
Filing date: 1984-09-18
Publication date: 1986-04-18

Description

[Brief explanation of the drawing]

第１図は本考案におけるコーン型振動板の切断
例を示す正面図、第２図は第１図の振動板の断面
図、第３図は第１図の振動板を切断して、枠体に
取付けた場合の正面図、第４図は第３図における
−線の一部正面図、第５図は第３図における
−線の一部断面図、第６図は第３図における
高域用スピーカの周波数特性を示すグラフ、第７
図は従来例の方形スピーカのコーン型振動板を示
す正面図、第８図は第７図におけるＡ−Ａ′方向
の断面図、第９図は第７図におけるＢ−Ｂ′方向
の断面図である。１…切断されたコーン型振動板、２…ボイスコ
イル孔、３…波形エツジ、４…外周部、５…枠体
、６…振動板固定面、１０…振動板。 Fig. 1 is a front view showing a cut example of the cone-shaped diaphragm of the present invention, Fig. 2 is a sectional view of the diaphragm of Fig. 1, and Fig. 3 is a frame formed by cutting the diaphragm of Fig. 1. Fig. 4 is a partial front view taken along the - line in Fig. 3, Fig. 5 is a partial sectional view taken along the - line in Fig. 3, and Fig. 6 is a partial front view taken along the - line in Fig. Graph showing the frequency characteristics of speakers for
The figure is a front view showing a cone-shaped diaphragm of a conventional rectangular speaker, FIG. 8 is a sectional view taken along the line A-A' in FIG. 7, and FIG. 9 is a sectional view taken along the line B-B' in FIG. 7. It is. DESCRIPTION OF SYMBOLS 1...Cut cone-shaped diaphragm, 2...Voice coil hole, 3...Corrugated edge, 4...Outer periphery, 5...Frame body, 6...Diaphragm fixing surface, 10...Diaphragm.

Claims

[Scope of utility model registration request]

1. A diaphragm for a speaker, characterized in that the outer periphery of the diaphragm is molded to have a truncated conical side cross-sectional shape and is cut so that the front surface thereof has a desired non-circular shape.